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Updated: Jun 26, 2026

Quadruple-Checkerboard: A Modification of the Three-Dimensional Checkerboard for Studying Drug Combinations
Published on: July 24, 2021
[Triple therapy. Bad luck... or don't we still know how to treat?]
Dawid Urbański1, Jarosław Kosior, Cezary Orczykowski
1Zakład Hemodynamiki, Wojewódzki Szpital Specjalistyczny, ul. Aleksandrowicza 5, 26-600 Radom. dawid.urbanski@interia.pl
Insights
A 65-year-old male experienced recurrent in-stent thrombosis after acute myocardial infarction treatment. This case highlights challenges in preventing restenosis despite optimal antiplatelet and anticoagulant therapies.
Area of Science:
- Cardiology
- Interventional Cardiology
- Thrombosis Research
Background:
- Acute myocardial infarction (AMI) necessitates timely intervention.
- Percutaneous coronary intervention with stent implantation is a standard treatment for AMI.
- In-stent thrombosis (IST) is a serious complication following stent placement.
Observation:
- A 65-year-old male presented with AMI and underwent successful primary angioplasty and stent implantation.
- The patient developed recurrent IST twice despite receiving triple antiplatelet and anticoagulant therapy.
- This recurrence occurred in the setting of optimal medical management.
Findings:
- Recurrent IST can occur even with aggressive antiplatelet and anticoagulant regimens.
- Optimal medical therapy may not always prevent stent-related thrombotic events.
- The case underscores the complexity of managing patients at high risk for IST.
Implications:
- Further research is needed to identify novel therapeutic strategies for preventing IST.
- Individualized treatment approaches may be necessary for patients with high thrombotic risk.
- This case contributes to understanding the limitations of current IST prevention protocols.
Abstract:
A case of a 65 year old male with acute myocardial infarction treated with primary angioplasty and stent implantation is presented. Following infarction, the patient suffered twice from the in-stent thrombosis in spite of triple antiplatelet/anticoagulant therapy. The problem of recurrent restenosis in spite of optimal therapy is discussed.
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